30 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... : Lung abscess, ... Emboli, Fungal Infection ... : TB, NTB, Fungal ... #Disease #Diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... affecting the lungs ... abscess Primary ... Tuberculosis Diagnosis ... #Diagnosis #Management
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterial Infections ... Mycobacterium abscessus ... with underlying lung ... Mycobacterium #diagnosis ... #differential #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Abscess Pathophysiology ... Abscess Diagnosis ... westermani • Other: TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... affecting the lungs ... abscess Primary ... Tuberculosis Diagnosis ... #Diagnosis #Management
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... pulmonary embolus I = infection ... - pulmonary abscess ... (TB, fungal, staph ... bronchogenic cyst #Diagnosis
Lemierre’s Syndrome - Pathophysiology

Lemierre’s is an infectious thrombophlebitis of the internal jugular vein.

 - It starts
Lemierre’s Syndrome - Pathophysiology ... peritonsillar abscess ... in the liver, lungs ... Lemierres #Syndrome #Pathophysiology ... #Diagnosis
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Tuberculosis - Diagnosis ... cases Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology ... dissemination Diagnosis
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
- Differential Diagnosis ... Parenchyma: • Infection ... : TB, Paragonimus ... westermani, PNA, Lung ... abscess, Aspergillosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... • Lymphoma • TB ... Brucellosis Faget's Sign ... Night Sweats: • TB ... Brucellosis • Liver or lung